LangSmith vs Strapi
LLM observability, testing & evaluation — by LangChain
vs. Leading open-source Node.js headless CMS — self-host or Cloud
Pricing tiers
LangSmith
Developer (Free)
Free forever. 5,000 traces/month. 14-day retention. 1 seat. Basic evaluations.
Free
Plus
$39/seat/month. 10k base traces included ($2.50 per 1k overage). Full evaluations, custom dashboards, email support.
$39/mo
Enterprise
Custom. Self-host option, SSO, custom retention, dedicated support.
Custom
Strapi
Self-Hosted (OSS)
MIT-licensed Node.js CMS. Run free on any infra. Full admin + plugin ecosystem.
$0 base (usage-based)
Cloud Free (trial)
14-day free trial of Strapi Cloud.
Free
Cloud Essential
$18/month ($15 annual). 500k API requests, 50 GB asset bandwidth, 50 GB storage. Transparent overages.
$18/mo
Cloud Pro
$90/month. Higher quotas, faster support.
$90/mo
Cloud Scale
$450/month. Enterprise-grade infra, priority support.
$450/mo
Enterprise Edition (self-host)
Self-host + Enterprise license. SSO/SAML, audit logs, review workflows, content releases.
Custom
Free-tier quotas head-to-head
Comparing developer on LangSmith vs self-hosted on Strapi.
| Metric | LangSmith | Strapi |
|---|---|---|
| No overlapping quota metrics for these tiers. | ||
Features
LangSmith · 14 features
- Alerts — Threshold alerts on latency, cost, eval metrics.
- Annotation Queues — Human-review workflows for trace quality rating.
- Custom Dashboards — Aggregate metrics dashboards per project/tag.
- Datasets — Collect examples → use as eval sets or training data.
- Evaluations — LLM-as-judge, embedding similarity, custom Python evaluators, offline batch eval…
- LangChain Integration — Auto-trace any LangChain/LangGraph run with env var.
- LangGraph Integration — First-class trace + eval for LangGraph agents.
- LLM Tracing — Automatic trace every LLM call + tool call + chain step.
- OpenTelemetry Export — Export traces as OTLP to Datadog/Honeycomb/etc.
- Playground — Test prompts + models inline before deploying.
- Prompt Canvas — Visual prompt editor with live test + eval.
- Prompt Hub — Public + private prompt library with versioning.
- Self-Hosted (Enterprise) — Docker + k8s deployment in your infra.
- Threads + Sessions — Group traces into conversational sessions.
Strapi · 16 features
- Audit Logs (EE) — Track every admin action.
- Components — Reusable field groups shared across content types.
- Content Types Builder — Visual schema builder — fields, relations, components, dynamic zones.
- Custom Fields — Plugin-based custom field types (color picker, markdown, etc.).
- Draft & Publish — Two-phase publishing workflow.
- Dynamic Zones — Flexible page builder — authors pick components to add.
- GraphQL API (plugin) — Optional GraphQL layer via official plugin.
- Internationalization — Multi-locale content out of the box.
- Media Library — Upload + organize media. Providers: local, S3, Cloudinary, DO Spaces.
- Releases (EE) — Bundle content changes and publish atomically.
- REST API (auto-gen) — Auto-generated REST endpoints per content type. Full CRUD + filters.
- Review Workflows (EE) — Approval-based content workflows.
- Role-Based Access Control — Per-role permissions at content type + field level.
- SSO / SAML (EE) — Enterprise identity for admin users.
- Strapi Cloud — Fully-managed hosting of Strapi instances.
- Webhooks — Built-in webhooks on content lifecycle events.
Developer interfaces
| Kind | LangSmith | Strapi |
|---|---|---|
| CLI | LangSmith CLI | Strapi CLI |
| SDK | langsmith-js, langsmith-python | @strapi/client (JS) |
| REST | LangSmith REST API | Admin REST API, Strapi Content REST API |
| GRAPHQL | — | GraphQL API (plugin) |
| MCP | LangSmith MCP | — |
| OTHER | LangSmith Dashboard | Webhooks |
Staxly is an independent catalog of developer platforms. Outbound links to LangSmith and Strapi are plain references to their official websites. Pricing is verified against vendor pages at publication time — reconfirm before buying.
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